From tribe to nation in Africa :  studies in incorporation processes / 
Ronald Cohen 
 - U.S.A. :  Chandler Publishing Company,  1970 
 - 276 p. 
<br/><br/><label>ISBN: </label>CHS1857 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Africa - Social conditions,Ethnology - Africa sub-Saharan
<br/><br/><label>Dewey Class. No.: </label>301.34